[INFO] updating cached repository Vzaa/imgquant
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Vzaa/imgquant
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Vzaa/imgquant" "work/ex/beta-1.38-1/sources/1.37.0/gh/Vzaa/imgquant"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Vzaa/imgquant'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Vzaa/imgquant" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Vzaa/imgquant"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Vzaa/imgquant'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 998954cb414a0be423eceda51bafc85116cdecc5
[INFO] sha for GitHub repo Vzaa/imgquant: 998954cb414a0be423eceda51bafc85116cdecc5
[INFO] validating manifest of Vzaa/imgquant on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Vzaa/imgquant on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Vzaa/imgquant
[INFO] finished frobbing Vzaa/imgquant
[INFO] frobbed toml for Vzaa/imgquant written to work/ex/beta-1.38-1/sources/1.37.0/gh/Vzaa/imgquant/Cargo.toml
[INFO] started frobbing Vzaa/imgquant
[INFO] finished frobbing Vzaa/imgquant
[INFO] frobbed toml for Vzaa/imgquant written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Vzaa/imgquant/Cargo.toml
[INFO] crate Vzaa/imgquant already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Vzaa/imgquant against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Vzaa/imgquant:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 095cb774199977c2a1415db12350fdac18ac995f20f31788b0df90470c45e829
[INFO] running `"docker" "start" "-a" "095cb774199977c2a1415db12350fdac18ac995f20f31788b0df90470c45e829"`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.1
[INFO] [stderr]    Compiling imgquant v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.70s
[INFO] running `"docker" "inspect" "095cb774199977c2a1415db12350fdac18ac995f20f31788b0df90470c45e829"`
[INFO] running `"docker" "rm" "-f" "095cb774199977c2a1415db12350fdac18ac995f20f31788b0df90470c45e829"`
[INFO] [stdout] 095cb774199977c2a1415db12350fdac18ac995f20f31788b0df90470c45e829
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Vzaa/imgquant:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d1bf08b5b496f7f01f05ead0011174e1da507a5d28c295084c684b9df295a1a6
[INFO] running `"docker" "start" "-a" "d1bf08b5b496f7f01f05ead0011174e1da507a5d28c295084c684b9df295a1a6"`
[INFO] [stderr]    Compiling imgquant v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "d1bf08b5b496f7f01f05ead0011174e1da507a5d28c295084c684b9df295a1a6"`
[INFO] running `"docker" "rm" "-f" "d1bf08b5b496f7f01f05ead0011174e1da507a5d28c295084c684b9df295a1a6"`
[INFO] [stdout] d1bf08b5b496f7f01f05ead0011174e1da507a5d28c295084c684b9df295a1a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Vzaa/imgquant:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 47c32e563ee95cffdb9e1f82080ef185a65075092ae2b9e6682a5be8ffeda1f5
[INFO] running `"docker" "start" "-a" "47c32e563ee95cffdb9e1f82080ef185a65075092ae2b9e6682a5be8ffeda1f5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/imgquant-ad3d92b68d852151
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "47c32e563ee95cffdb9e1f82080ef185a65075092ae2b9e6682a5be8ffeda1f5"`
[INFO] running `"docker" "rm" "-f" "47c32e563ee95cffdb9e1f82080ef185a65075092ae2b9e6682a5be8ffeda1f5"`
[INFO] [stdout] 47c32e563ee95cffdb9e1f82080ef185a65075092ae2b9e6682a5be8ffeda1f5